Java 泛型(基本模式)

class Point<T> {
private T x;
private T y;

public T getX() {
return x;
}

public void setX(T x) {
this.x = x;
}

public T getY() {
return y;
}

public void setY(T y) {
this.y = y;
}

}

public class Demo {
public static void main(String[] args) {
Point<Integer> p = new Point<>();
p.setX(10);
p.setY(20);
System.out.println("X坐标:" + p.getX() + ";" + "Y的坐标:" + p.getY());
}

}